SELECT 
  a.variant_id, 
  a.option_id, 
  a.position, 
  a.modifier, 
  a.modifier_type, 
  a.weight_modifier, 
  a.weight_modifier_type, 
  a.point_modifier, 
  a.point_modifier_type, 
  b.variant_name, 
  IF(
    shared_option_variants.variant_id IS NOT NULL, 
    shared_option_variants.modifier, 
    a.modifier
  ) as modifier, 
  IF(
    shared_option_variants.variant_id IS NOT NULL, 
    shared_option_variants.modifier_type, 
    a.modifier_type
  ) as modifier_type 
FROM 
  cscart_product_option_variants as a 
  LEFT JOIN cscart_product_option_variants_descriptions as b ON a.variant_id = b.variant_id 
  AND b.lang_code = 'da' 
  LEFT JOIN cscart_ult_product_option_variants shared_option_variants ON shared_option_variants.variant_id = a.variant_id 
  AND shared_option_variants.company_id = 1 
WHERE 
  a.option_id IN (
    4153, 332, 4164, 4155, 4166, 143, 333, 
    254, 388, 446, 504, 242, 378, 436, 494, 
    222, 358, 416, 474, 234, 370, 428, 486, 
    211, 347, 405, 463, 260, 395, 453, 511, 
    221, 357, 415, 473, 223, 359, 417, 475, 
    224, 360, 418, 476, 4149, 4160, 226, 
    362, 420, 478, 227, 363, 421, 479, 228, 
    364, 422, 480, 229, 365, 423, 481, 249, 
    384, 442, 500, 329
  ) 
  AND a.status = 'A' 
ORDER BY 
  a.position, 
  a.variant_id

Query time 0.00228

JSON explain

{
  "query_block": {
    "select_id": 1,
    "cost_info": {
      "query_cost": "313.01"
    },
    "ordering_operation": {
      "using_filesort": true,
      "cost_info": {
        "sort_cost": "95.00"
      },
      "nested_loop": [
        {
          "table": {
            "table_name": "shared_option_variants",
            "access_type": "system",
            "possible_keys": [
              "PRIMARY",
              "company_id"
            ],
            "rows_examined_per_scan": 0,
            "rows_produced_per_join": 1,
            "filtered": "0.00",
            "const_row_not_found": true,
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "0.20",
              "prefix_cost": "0.00",
              "data_read_per_join": "24"
            },
            "used_columns": [
              "variant_id",
              "company_id",
              "modifier",
              "modifier_type"
            ]
          }
        },
        {
          "table": {
            "table_name": "a",
            "access_type": "range",
            "possible_keys": [
              "status",
              "option_id",
              "option_id_2"
            ],
            "key": "option_id",
            "used_key_parts": [
              "option_id",
              "status"
            ],
            "key_length": "6",
            "rows_examined_per_scan": 95,
            "rows_produced_per_join": 95,
            "filtered": "100.00",
            "index_condition": "((`eshopuga_upgr_4122`.`a`.`option_id` in (4153,332,4164,4155,4166,143,333,254,388,446,504,242,378,436,494,222,358,416,474,234,370,428,486,211,347,405,463,260,395,453,511,221,357,415,473,223,359,417,475,224,360,418,476,4149,4160,226,362,420,478,227,363,421,479,228,364,422,480,229,365,423,481,249,384,442,500,329)) and (`eshopuga_upgr_4122`.`a`.`status` = 'A'))",
            "cost_info": {
              "read_cost": "180.01",
              "eval_cost": "19.00",
              "prefix_cost": "199.01",
              "data_read_per_join": "4K"
            },
            "used_columns": [
              "variant_id",
              "option_id",
              "position",
              "modifier",
              "modifier_type",
              "weight_modifier",
              "weight_modifier_type",
              "point_modifier",
              "point_modifier_type",
              "status"
            ]
          }
        },
        {
          "table": {
            "table_name": "b",
            "access_type": "eq_ref",
            "possible_keys": [
              "PRIMARY"
            ],
            "key": "PRIMARY",
            "used_key_parts": [
              "variant_id",
              "lang_code"
            ],
            "key_length": "9",
            "ref": [
              "eshopuga_upgr_4122.a.variant_id",
              "const"
            ],
            "rows_examined_per_scan": 1,
            "rows_produced_per_join": 95,
            "filtered": "100.00",
            "cost_info": {
              "read_cost": "0.00",
              "eval_cost": "19.00",
              "prefix_cost": "218.01",
              "data_read_per_join": "72K"
            },
            "used_columns": [
              "variant_id",
              "lang_code",
              "variant_name"
            ]
          }
        }
      ]
    }
  }
}

Result

variant_id option_id position modifier modifier_type weight_modifier weight_modifier_type point_modifier point_modifier_type variant_name
742 329 0 0.000 A 0.000 A 0.000 A
748 332 0 0.000 A 0.000 A 0.000 A
772 347 0 0.000 A 0.000 A 0.000 A
792 357 0 0.000 A 0.000 A 0.000 A
794 358 0 0.000 A 0.000 A 0.000 A
796 359 0 0.000 A 0.000 A 0.000 A
798 360 0 0.000 A 0.000 A 0.000 A
802 362 0 0.000 A 0.000 A 0.000 A
804 363 0 0.000 A 0.000 A 0.000 A
806 364 0 0.000 A 0.000 A 0.000 A
808 365 0 0.000 A 0.000 A 0.000 A
818 370 0 0.000 A 0.000 A 0.000 A
834 378 0 0.000 A 0.000 A 0.000 A
846 384 0 0.000 A 0.000 A 0.000 A
854 388 0 0.000 A 0.000 A 0.000 A
868 395 0 0.000 A 0.000 A 0.000 A
888 405 0 0.000 A 0.000 A 0.000 A
908 415 0 0.000 A 0.000 A 0.000 A
910 416 0 0.000 A 0.000 A 0.000 A
912 417 0 0.000 A 0.000 A 0.000 A
914 418 0 0.000 A 0.000 A 0.000 A
918 420 0 0.000 A 0.000 A 0.000 A
920 421 0 0.000 A 0.000 A 0.000 A
922 422 0 0.000 A 0.000 A 0.000 A
924 423 0 0.000 A 0.000 A 0.000 A
934 428 0 0.000 A 0.000 A 0.000 A
950 436 0 0.000 A 0.000 A 0.000 A
962 442 0 0.000 A 0.000 A 0.000 A
970 446 0 0.000 A 0.000 A 0.000 A
984 453 0 0.000 A 0.000 A 0.000 A
741 329 1 9.000 A 0.000 A 0.000 A
747 332 1 2.000 A 0.000 A 0.000 A
771 347 1 9.000 A 0.000 A 0.000 A
791 357 1 9.000 A 0.000 A 0.000 A
793 358 1 9.000 A 0.000 A 0.000 A
795 359 1 9.000 A 0.000 A 0.000 A
797 360 1 9.000 A 0.000 A 0.000 A
801 362 1 9.000 A 0.000 A 0.000 A
803 363 1 9.000 A 0.000 A 0.000 A
805 364 1 9.000 A 0.000 A 0.000 A
807 365 1 9.000 A 0.000 A 0.000 A
817 370 1 9.000 A 0.000 A 0.000 A
833 378 1 9.000 A 0.000 A 0.000 A
845 384 1 9.000 A 0.000 A 0.000 A
853 388 1 9.000 A 0.000 A 0.000 A
867 395 1 9.000 A 0.000 A 0.000 A
887 405 1 2.000 A 0.000 A 0.000 A
907 415 1 2.000 A 0.000 A 0.000 A
909 416 1 2.000 A 0.000 A 0.000 A
911 417 1 2.000 A 0.000 A 0.000 A
913 418 1 2.000 A 0.000 A 0.000 A
917 420 1 2.000 A 0.000 A 0.000 A
919 421 1 2.000 A 0.000 A 0.000 A
921 422 1 2.000 A 0.000 A 0.000 A
923 423 1 2.000 A 0.000 A 0.000 A
933 428 1 2.000 A 0.000 A 0.000 A
949 436 1 2.000 A 0.000 A 0.000 A
961 442 1 2.000 A 0.000 A 0.000 A
969 446 1 2.000 A 0.000 A 0.000 A
983 453 1 2.000 A 0.000 A 0.000 A